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Inventories

6 Months Ended

Jun. 30, 2019

Inventory Disclosure [Abstract]

Inventories

Inventories are comprised of the following amounts:



		June 30, 2019				December 31, 2018
Raw materials		$	53,789			$	52,930
Work in process		49,051				42,578
Finished goods		25,686				27,107
Total inventories		$	128,526			$	122,615